Andrew Jefferson Offutt was an American science fiction and fantasy author who wrote prolifically under a variety of pseudonyms and genres, including John Cleve, John Denis, Jeff Morehead, and Turk Winter. He is the father of novelist Chris Offutt and professor Jeff Offutt. A sterling author of both science fiction and fantasy, primarily in the subgenre of Sword and Sorcery, he was most active throughout the 1970s and 80s.